IndietroUr freakin mom
Termini in questo insieme (18)
What is Homeostasis?
Being able to maintain a stable internal enviroment
What is the atomic number?
The number of protons in the nucleus
What is the atomic mass?
# of protons +number of electrons in that element
Whats an isotope?
different forms of the same element that have the same number of protons but different number of neutrons.
What happens to radioactive isotopes?
they are unstable and have to lose protons/subatomic particles/ energy to form more stable elements
What is an Ion?
Ions are atoms that do not contain an equal numbers of protons and electrons
How does an ionic bond form?
when electrons are transferred between 2 atoms forming ions
How do covalent bonds form?
When an electron is shared between 2 elements
What happens in polar covalent bonds?
Electrons are shared unequally
What happens in a hydrogen bond?
A slightly positive charged hydrogen atom is attracted to a slightly negative charged atom
Define hydrophilic
When a polar substance forms a hydrogen bond
Define hydrophobic
When a non-polar substance does not form a hydrogen bond
How does the temperature in water increase
the hydrogen bonds must be broken
What does water dissolve
other polar molecules and ions
Define cohesion
the attraction of water molecules
What is a polymer
type of macromolecule that has repeating monomers
how do monomers polymerize
through condensation reactions, where water is formed
opposite of polymerize
hydrolysis